Speed Controller TRIZ Cases

A unified control architecture integrates regenerative and friction braking to stabilize wheel slip during anti-lock events.

A DC power supply device uses a reactor and switching unit to generate high voltage output.

Electronic control unit sets abnormality-time shift position using vehicle surroundings information to maintain drive device operation.

Acceleration compensation module calculates throttle variation rates to generate torque commands.

A one-way clutch transfers rotational force between input shafts to eliminate shifting interruption feel.

A torque vectoring electric machine adjusts propulsion output to manage wheel slip during vehicle turns.

A rail train brake control system uses gateway communication to coordinate vehicle units for flexible formation management.

A control apparatus calculates drive current to select between one-pulse and pulse-width modulation control methods.

A vehicle control apparatus moderates drive torque increase rates during low-speed acceleration to stabilize electric motor output.

Calculating matching errors between paired trains optimizes running profiles and maximizes regenerative energy utilization.

A tracked vehicle control module adjusts drive speeds to maintain steering stability.

Real-time toe angle adjustment resolves the trade-off between fixed mechanical simplicity and dynamic performance optimization across varying boat speeds.

A discharge circuit adjusts current levels based on high-voltage DC link conditions to ensure rapid energy dissipation.

A clutch actuator uses a multiple thread worm shaft to drive an output rod via a crankshaft mechanism.

A torque vectoring electric machine adjusts output based on wheel speed differences to manage driveline dynamics.

Segmenting the energy storage range into areas with fixed values reduces computing effort for online adaptation of hybrid vehicle operating points.

A control system pulse-activates an inverter circuit to synchronize motor speed with the driveline before engaging a disconnect clutch.

A DC motor power system diverts field coil current through an additional path to suppress wheel acceleration.

A motor drive apparatus adjusts electric driving unit output voltage based on individual storage battery voltages to improve utilization.

Dynamic torque distribution between axles enables controlled side slip while maintaining forward momentum in sandy terrain.

A unidirectional matrix converter topology eliminates DC-link reactances to boost power density.

An electronic drive system uses proportional pedal sensors and PWM control to deliver smooth acceleration in battery-powered ride-on toy vehicles.

Segmenting high voltage requirements into low voltage modules reduces system cost by replacing expensive switches while maintaining torque efficiency.

A hybrid vehicle control device sets a drive torque upper limit based on an added motor rotation speed during engine start.

A boat shift control device detects simulated speed to prohibit gear engagement during high-speed operation.

A DC-to-DC converter uses adaptive switching signals to block pulses when load conditions drop, reducing energy waste.

Segmenting the electrical architecture with dual contactors isolates charging loads to minimize parasitic energy losses and prevent unintended discharge.

Sequential braking elongates trailer couplers before acceleration, reducing time to reach target speed while suppressing shocks.

A motor drive controller adjusts d-axis and q-axis current commands to change the operating point.

A vehicle controller adjusts power storage device charge and discharge ranges based on driving conditions to optimize battery performance.

Electrochemical battery testing module applies capacity and impedance tests to electric vehicle batteries using a supercapacitor adder module.

Merges a pinion holder with a differential gear casing to reduce component count and improve layout flexibility while maintaining high deceleration ratios.

Motor controller synchronizes excitation signal peaks with inverter dead time periods to minimize noise generation.

A drive system uses a step-down circuit and discharging unit to manage capacitor voltage.

Differentiating rear-side transmission gear ratios from the front-side mechanism suppresses resonance noise and vibration in independent drive vehicles.

Distributed station protection devices manage local route safety, eliminating centralized control costs and transmission delays.

Estimating future power loss based on torque distribution and free rolling states reduces cooling system usage, enhancing driving range.

A control device calculates motor torque instruction values using a pre-stored lookup table mapping battery power limits to force outputs.

A regenerative braking control device adjusts target electric power generation amounts based on driver brake operation inputs.

A drift control device tailors vehicle dynamics to driver skill and road conditions.

A PWM controller generates specific pulse patterns to remove harmonic components from inverter output signals.

An electronic control unit restricts driver-requested torque to prevent motor induced voltage from exceeding battery levels.

Hydraulic pressure fluctuations from the antilock system adjust regenerative braking torque, eliminating dedicated control units and reducing device complexity.

Dynamically adjusts vehicle additional yaw moment gain by slip degree to prevent motor rotation hunting during low friction recovery.

Replacing PWM with serial communication reduces interference and measurement errors while increasing control frequency.

Power controller reduces maximum output before disconnecting defective parallel energy storage modules.

A motor torque command value limiter adjusts drive wheel torque based on estimated slip ratios and friction coefficients.

A bicycle control module switches the drive motor between propulsion and generation modes to maintain battery charge levels.

Segmented yoke supports create parallel airflow paths between stationary induction devices, reducing flow path resistance and improving cooling efficiency.